package dao;

import java.util.List;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import org.springframework.transaction.annotation.Transactional;

/**
 * A data access object (DAO) providing persistence and search support for
 * GoodsDetail entities. Transaction control of the save(), update() and
 * delete() operations can directly support Spring container-managed
 * transactions or they can be augmented to handle user-managed Spring
 * transactions. Each of these methods provides additional information for how
 * to configure it for the desired type of transaction control.
 * 
 * @see dao.GoodsDetail
 * @author MyEclipse Persistence Tools
 */
@Transactional
public class GoodsDetailDAO extends HibernateDaoSupport {
	private static final Log log = LogFactory.getLog(GoodsDetailDAO.class);
	// property constants
	public static final String GOODS_NAME = "goodsName";
	public static final String UNITS = "units";
	public static final String PURCHASE_UNIT_PRICE = "purchaseUnitPrice";
	public static final String SALE_UNIT_PRICE = "saleUnitPrice";

	protected void initDao() {
		// do nothing
	}

	public void save(GoodsDetail transientInstance) {
		log.debug("saving GoodsDetail instance");
		try {
			getHibernateTemplate().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(GoodsDetail persistentInstance) {
		log.debug("deleting GoodsDetail instance");
		try {
			getHibernateTemplate().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public GoodsDetail findById(java.lang.Integer id) {
		log.debug("getting GoodsDetail instance with id: " + id);
		try {
			GoodsDetail instance = (GoodsDetail) getHibernateTemplate().get(
					"dao.GoodsDetail", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(GoodsDetail instance) {
		log.debug("finding GoodsDetail instance by example");
		try {
			List results = getHibernateTemplate().findByExample(instance);
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding GoodsDetail instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from GoodsDetail as model where model."
					+ propertyName + "= ?";
			return getHibernateTemplate().find(queryString, value);
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByGoodsName(Object goodsName) {
		return findByProperty(GOODS_NAME, goodsName);
	}

	public List findByUnits(Object units) {
		return findByProperty(UNITS, units);
	}

	public List findByPurchaseUnitPrice(Object purchaseUnitPrice) {
		return findByProperty(PURCHASE_UNIT_PRICE, purchaseUnitPrice);
	}

	public List findBySaleUnitPrice(Object saleUnitPrice) {
		return findByProperty(SALE_UNIT_PRICE, saleUnitPrice);
	}

	public List findAll() {
		log.debug("finding all GoodsDetail instances");
		try {
			String queryString = "from GoodsDetail";
			return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public GoodsDetail merge(GoodsDetail detachedInstance) {
		log.debug("merging GoodsDetail instance");
		try {
			GoodsDetail result = (GoodsDetail) getHibernateTemplate().merge(
					detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(GoodsDetail instance) {
		log.debug("attaching dirty GoodsDetail instance");
		try {
			getHibernateTemplate().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(GoodsDetail instance) {
		log.debug("attaching clean GoodsDetail instance");
		try {
			getHibernateTemplate().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public static GoodsDetailDAO getFromApplicationContext(
			ApplicationContext ctx) {
		return (GoodsDetailDAO) ctx.getBean("GoodsDetailDAO");
	}
}